Finding the Fourth Proportional to 12,831,595.97, 19,247,640.00 and 4,195,728.93
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Solution
The fourth proportional to 12,831,595.97, 19,247,640.00 and 4,195,728.93 is: 6,293,673.85
Step by Step Solution
- Step 1: Write the proportion equation
12,831,595.97 : 19,247,640.00 = 4,195,728.93 : x - Step 2: Convert to fraction form
12,831,595.97/19,247,640.00 = 4,195,728.93/x - Step 3: Cross multiply
12,831,595.97x = 19,247,640.00 × 4,195,728.93 - Step 4: Simplify right side
12,831,595.97x = 80,757,879,961,246.55 - Step 5: Solve for x
x = 80,757,879,961,246.55/12,831,595.97 - Step 6: Final answer
x = 6,293,673.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.